Half-Life: Blue Shift

Barney Calhoun rides a train into the Black Mesa research facility, only to be thrust into chaos when a resonance cascade tears the complex apart. As the lone security officer, you must navigate damaged elevators, alien infestations, and hostile Marines to reach the surface.\nThe expansion follows Calhoun’s desperate trek to rescue Dr. Rosenberg, power the teleportation lab, and ultimately escape through a volatile portal. Along the way you witness key moments from the original Half-Life, adding depth to the iconic story while delivering fresh puzzles and combat challenges.